linux-kernel - Re: plumbers session on profiling?

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Date:   Tue, 28 Jun 2022 19:08:48 +0200
From:   "Jose E. Marchesi" <jemarch@....org>
To:     Ruud van der Pas <ruud.vanderpas@...cle.com>
Cc:     Nick Desaulniers <ndesaulniers@...gle.com>,
        Sami Tolvanen <samitolvanen@...gle.com>,
        Bill Wendling <morbo@...gle.com>,
        Vladimir Mezentsev <vladimir.mezentsev@...cle.com>,
        clang-built-linux <llvm@...ts.linux.dev>,
        LKML <linux-kernel@...r.kernel.org>, Yonghong Song <yhs@...com>,
        Wenlei He <wenlei@...com>, Hongtao Yu <hoy@...com>,
        Ingo Molnar <mingo@...nel.org>,
        linux-toolchains@...r.kernel.org, elena.zannoni@...cle.com
Subject: Re: plumbers session on profiling?


[Added linux-toolchains@...r in CC]

It would be interesting to have some discussion in the Toolchains track
on building the kernel with PGO/FDO.  I have seen a raise on interest on
the topic in several companies, but it would make very little sense if
no kernel hacker is interested in participating... anybody?

> Hi Nick,
>
> Apologies for the delay. It's been a busy week with gprofng related work.
>
>> If you're still considering attending Linux Plumbers conf, please
>> submit a proposal:
>> https://lpc.events/event/16/abstracts/
>> Please make sure to select "Toolchains Track" as the "Track" after
>> clicking on "Submit new abstract."
>
> Thanks for asking!
>
> Our presence largely depends on a discussion on kernel profiling and
> to see what we might be able to do with gprofng regarding this.
>
>>>From our side, the main person will be Vladimir. He knows the code
> inside and out, but I will also try to attend such a session.
>
> Is there any news regarding such a session on kernel profiling?
>
> Kind regards, Ruud
>
>> 
>>> 
>>> Kind regards, Ruud
>>> 
>>>> On 24 May 2022, at 12:24, Jose E. Marchesi <jemarch@....org> wrote:
>>>> 
>>>> 
>>>> I am adding Ruud van der Pas in CC. He works in gprofng and would be
>>>> willing to participate in a discussion on kernel profiling.
>>>> 
>>>>> (Re-sending with Vladamir's email addr fixed; sorry for the noise)
>>>>> 
>>>>> On Fri, Apr 15, 2022 at 10:54 AM Nick Desaulniers
>>>>> <ndesaulniers@...gle.com> wrote:
>>>>>> 
>>>>>> Hi Sami, Bill, Jose, and Vladamir,
>>>>>> Jose and I are currently in the planning process to put together a
>>>>>> Kernel+Toolchain microconference track at Linux Plumbers Conference
>>>>>> this year (Sept 12-14) in Dublin, Ireland.
>>>>>> 
>>>>>> Would you all be interested in leading a session discussing various
>>>>>> profiling related topics such as:
>>>>>> * gprofng
>>>>>> * PGO
>>>>>> * AutoFDO
>>>>>> 
>>>>>> Would others find such a discussion useful?
>>>>>> --
>>>>>> Thanks,
>>>>>> ~Nick Desaulniers
>>> 
>> 
>> 
>> -- 
>> Thanks,
>> ~Nick Desaulniers